401231113404 has 24 divisors (see below), whose sum is σ = 1021315561728. Its totient is φ = 121585185840.

The previous prime is 401231113379. The next prime is 401231113501. The reversal of 401231113404 is 404311132104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1519814692 + ... + 1519814955.

It is an arithmetic number, because the mean of its divisors is an integer number (42554815072).

Almost surely, 2^401231113404 is an apocalyptic number.

401231113404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

401231113404 is an abundant number, since it is smaller than the sum of its proper divisors (620084448324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401231113404 is a wasteful number, since it uses less digits than its factorization.

401231113404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3039629665 (or 3039629663 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 401231113404 its reverse (404311132104), we get a palindrome (805542245508).

The spelling of 401231113404 in words is "four hundred one billion, two hundred thirty-one million, one hundred thirteen thousand, four hundred four".